offset property
@en: The offset of the canvas relative to viewport.
@zh: 画布相对于视窗的偏移量
Implementation
ValueNotifier<Offset> offset = ValueNotifier(Offset.zero);
@en: The offset of the canvas relative to viewport.
@zh: 画布相对于视窗的偏移量
ValueNotifier<Offset> offset = ValueNotifier(Offset.zero);